FR2328047A1 - Procede de desulfuration d'acier fondu - Google Patents

Procede de desulfuration d'acier fondu

Info

Publication number
FR2328047A1
FR2328047A1 FR7631207A FR7631207A FR2328047A1 FR 2328047 A1 FR2328047 A1 FR 2328047A1 FR 7631207 A FR7631207 A FR 7631207A FR 7631207 A FR7631207 A FR 7631207A FR 2328047 A1 FR2328047 A1 FR 2328047A1
Authority
FR
France
Prior art keywords
melt steel
desulfuration process
steel desulfuration
melt
steel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7631207A
Other languages
English (en)
French (fr)
Other versions
FR2328047B1 (no
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Finkl & Sons Co
Original Assignee
Finkl & Sons Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US05/699,072 external-priority patent/US4069039A/en
Application filed by Finkl & Sons Co filed Critical Finkl & Sons Co
Publication of FR2328047A1 publication Critical patent/FR2328047A1/fr
Application granted granted Critical
Publication of FR2328047B1 publication Critical patent/FR2328047B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR7631207A 1975-10-17 1976-10-15 Procede de desulfuration d'acier fondu Granted FR2328047A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62334275A 1975-10-17 1975-10-17
US05/699,072 US4069039A (en) 1976-06-23 1976-06-23 Method for desulfurization using arc heat under vacuum

Publications (2)

Publication Number Publication Date
FR2328047A1 true FR2328047A1 (fr) 1977-05-13
FR2328047B1 FR2328047B1 (no) 1980-09-12

Family

ID=27089429

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7631207A Granted FR2328047A1 (fr) 1975-10-17 1976-10-15 Procede de desulfuration d'acier fondu

Country Status (3)

Country Link
DE (1) DE2646437A1 (no)
FR (1) FR2328047A1 (no)
GB (1) GB1563411A (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2396087A1 (fr) * 1977-09-02 1979-01-26 Tscherna Metalurgia Procede et dispositif pour le raffinage de masses fondues a base de fer

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3147376B1 (en) 2008-08-04 2018-10-17 Nucor Corporation Low cost making of a low carbon, low sulfur, and low nitrogen steel using conventional steelmaking equipment
CN115044743B (zh) * 2022-05-26 2023-09-15 江阴兴澄特种钢铁有限公司 一种控制低碳含硫钢在vd炉脱硫率的方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2051745A1 (no) * 1969-07-15 1971-04-09 Asea Ab
GB1384259A (en) * 1972-02-01 1975-02-19 Finkl & Sons Co Method and apparatus for desulphurizing steel

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2051745A1 (no) * 1969-07-15 1971-04-09 Asea Ab
GB1384259A (en) * 1972-02-01 1975-02-19 Finkl & Sons Co Method and apparatus for desulphurizing steel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2396087A1 (fr) * 1977-09-02 1979-01-26 Tscherna Metalurgia Procede et dispositif pour le raffinage de masses fondues a base de fer

Also Published As

Publication number Publication date
GB1563411A (en) 1980-03-26
DE2646437A1 (de) 1977-04-21
FR2328047B1 (no) 1980-09-12

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Legal Events

Date Code Title Description
ST Notification of lapse